2. Left-hand opponent opens 1♥, and partner overcalls 1♠. What do you do?

(a)

(b)

(c)

♠ K76

♠ 876

♠ K9

♥ J1087

♥ K952

♥ 9762

♦ Q732

♦ 95

♦ AQ103

♣ A7

♣ AQ84

♣ 532

(a) 2♠. Raise partner, as you have a fit. (b) 2♠. Same again. The quality of the trump suit doesn’t matter.
(c) Pass. No fit.

(d)

(e)

(f)

♠ 9

♠ 986

♠ K732

♥ QJ7532

♥ 8

♥ Q8

♦ K763

♦ J86543

♦ AQJ87

♣ 96

♣ Q62

♣ 85

d) Pass. You want your opponent to bid again.
(e) 2♠. A fit. You hope to put your opponents off bidding, as they have the strength.
(f) 4♠. Great trumps and great strength.

3. Left-hand opponent opens 1 ♠, partner doubles. What do you do?

((a)

(b)

(c)

♠ K76

♠ 876

♠ AQ

♥ J1087

♥ K952

♥ AQ10

♦ Q732

♦ 95

♦ Q7632

♣ A7

♣ AQ84

♣ J32

(a) 3♥. Your partner has an opening hand and a fit, as the double promises all the other suits.
(b) 2♥. Not so strong this time .
(c) 3NT. You and your partner have opening hands, so you should have enough for game.

4. What is the difference between a double and an overcall?

A double promises a GOOD HAND with support for all the unbid suits. It is up to you to choose the trump suit.
An overcall promises a GOOD SUIT. Partner only wants to know if you have support for that suit.

5. What is the difference between responding to a double and responding to an overcall?

You must respond to a double unless it is cancelled by another bid.
You should usually only respond to an overcall with a fit.